[REN-BGP-stats-all] Global R&E Routing Table Report - TENET R&E view

REN Routing Table Report cscora at frr.nsrc.org
Sat Aug 7 18:45:59 UTC 2021


Global R&E Routing Table Report   18:45 GMT Sat 07 Aug, 2021

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/TENET/

Analysis Summary
----------------

BGP routing table entries examined:                               16426
    Prefixes after maximum aggregation (per Origin AS):            8573
    Deaggregation factor:                                          1.92
    Unique aggregates announced (without unneeded subnets):        9969
Total ASes present in the Internet Routing Table:                  2340
    Prefixes per ASN:                                              7.02
Origin-only ASes present in the Internet Routing Table:            2011
Origin ASes announcing only one prefix:                             902
Transit ASes present in the Internet Routing Table:                 329
Transit-only ASes present in the Internet Routing Table:             62
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      18
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                27
    Number of instances of unregistered ASNs:                        27
Number of 32-bit ASNs allocated by the RIRs:                      36817
Number of 32-bit ASNs visible in the Routing Table:                 508
Prefixes from 32-bit ASNs in the Routing Table:                    1533
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:              4
Number of addresses announced to Internet:                    164396800
    Equivalent to 9 /8s, 204 /16s and 127 /24s
    Percentage of available address space announced:                4.4
    Percentage of allocated address space announced:                4.4
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:        1621

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     4665
    Total APNIC prefixes after maximum aggregation:                2331
    APNIC Deaggregation factor:                                    2.00
Prefixes being announced from the APNIC address blocks:            4667
    Unique aggregates announced from the APNIC address blocks:     2674
APNIC Region origin ASes present in the Internet Routing Table:     567
    APNIC Prefixes per ASN:                                        8.23
APNIC Region origin ASes announcing only one prefix:                238
APNIC Region transit ASes present in the Internet Routing Table:     62
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         14
Number of APNIC region 32-bit ASNs visible in the Routing Table:    212
Number of APNIC addresses announced to Internet:               46208512
    Equivalent to 2 /8s, 193 /16s and 22 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                      8283
    Total ARIN prefixes after maximum aggregation:                 4703
    ARIN Deaggregation factor:                                     1.76
Prefixes being announced from the ARIN address blocks:             8302
    Unique aggregates announced from the ARIN address blocks:      5420
ARIN Region origin ASes present in the Internet Routing Table:     1231
    ARIN Prefixes per ASN:                                         6.74
ARIN Region origin ASes announcing only one prefix:                 453
ARIN Region transit ASes present in the Internet Routing Table:     165
Average ARIN Region AS path length visible:                         4.4
    Max ARIN Region AS path length visible:                          18
Number of ARIN region 32-bit ASNs visible in the Routing Table:     162
Number of ARIN addresses announced to Internet:                96590080
    Equivalent to 5 /8s, 193 /16s and 217 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                      1078
    Total RIPE prefixes after maximum aggregation:                  774
    RIPE Deaggregation factor:                                     1.39
Prefixes being announced from the RIPE address blocks:             1078
    Unique aggregates announced from the RIPE address blocks:       788
RIPE Region origin ASes present in the Internet Routing Table:      272
    RIPE Prefixes per ASN:                                         3.96
RIPE Region origin ASes announcing only one prefix:                 136
RIPE Region transit ASes present in the Internet Routing Table:      45
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          12
Number of RIPE region 32-bit ASNs visible in the Routing Table:      49
Number of RIPE addresses announced to Internet:                14919168
    Equivalent to 0 /8s, 227 /16s and 166 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                    1533
    Total LACNIC prefixes after maximum aggregation:                584
    LACNIC Deaggregation factor:                                   2.62
Prefixes being announced from the LACNIC address blocks:           1535
    Unique aggregates announced from the LACNIC address blocks:     815
LACNIC Region origin ASes present in the Internet Routing Table:    177
    LACNIC Prefixes per ASN:                                       8.67
LACNIC Region origin ASes announcing only one prefix:                69
LACNIC Region transit ASes present in the Internet Routing Table:    28
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        12
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    76
Number of LACNIC addresses announced to Internet:               4215040
    Equivalent to 0 /8s, 64 /16s and 81 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                    840
    Total AfriNIC prefixes after maximum aggregation:               160
    AfriNIC Deaggregation factor:                                  5.25
Prefixes being announced from the AfriNIC address blocks:           840
    Unique aggregates announced from the AfriNIC address blocks:    268
AfriNIC Region origin ASes present in the Internet Routing Table:    24
    AfriNIC Prefixes per ASN:                                     35.00
AfriNIC Region origin ASes announcing only one prefix:                6
AfriNIC Region transit ASes present in the Internet Routing Table:    8
Average AfriNIC Region AS path length visible:                      3.0
    Max AfriNIC Region AS path length visible:                       13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    9
Number of AfriNIC addresses announced to Internet:              2462976
    Equivalent to 0 /8s, 37 /16s and 149 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         608       2156     456  SINET-AS Research Organization of Infor
  7497         436        214      25  CSTNET-AS-AP Computer Network Informati
  1237         189         75     137  KREONET-AS-KR KISTI, KR
  7575         180        330     126  AARNET-AS-AP Australian Academic and Re
 58647         164         18       2  KAGAWAU-AS Kagawa University, JP
 55824         129         19      23  NKN-CORE-NW NKN Core Network, IN
  4538         124       4192      72  ERX-CERNET-BKB China Education and Rese
  4621          80         37      10  UNINET-AS-AP UNINET-, TH
  4762          65          4       1  MAHIDOL-BORDER-AS Mahidol University, T
 23570          59          5      11  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR

Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7896         246         51       7  NU-AS, US
   376         234        180     158  RISQ-AS, CA
   668         210        702     181  DNIC-AS-00668, US
  5786         200         16       1  UPRENET, PR
  2152         158        507      88  CSUNET-NW, US
 18558         137         18       4  NETBLK-RCOEK, US
   270         117        297      87  AS270, US
 23024         114          7      17  OCDE, US
  2920         108         34       6  LACOE, US
 21976          86         51      18  NJEDGE-NET, US

Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8895         141         24       4  ISU Internet Services Unit ISU, SA
  1103          98       1520      85  SURFNET-NL SURFnet, The Netherlands, NL
  1653          52        151      49  SUNET SUNET Swedish University Network,
  1741          43        183      22  FUNETAS, FI
   288          26          5      26  ESA Robert Bosch Strasse 5, DE
   513          20         87      19  CERN, CH
  3267          20         67      17  RUNNET, RU
  8674          16          2      11  NETNOD-IX Netnod Internet Exchange Sver
  8508          15         39       8  SILWEB-AS-EDU SILWEB Autonomous System 
   224          13        256      13  UNINETT UNINETT, The Norwegian Universi

Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         178        207      41  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          93         24      53  Red Universitaria Nacional, CL
 27884          93          6       2  CABLECOLOR S.A., HN
  1251          65         37      20  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          60        102      40  Fundacao Carlos Chagas Filho de Amparo 
 19611          44         17       2  Associacao Antonio Vieira - Unisinos, B
  4270          42         16       1  Red de Interconexion Universitaria, AR
 61468          41          3      15  CEDIA, EC
 28614          38          2       2  Fundacao Universidade Regional de Blume

Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         329        319      74  TENET-1, ZA
327687         136         28       3  RENU, UG
 36914          98         82       3  KENET-AS, KE
  2561          73          5      32  EUN, EG
  8094          55         48       4  PUKNET, ZA
327700          37         16       1  MoRENet, MZ
 37215          30          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
 37501          11         49       6  UOFS, ZA
 37182          10          8       1  TERNET, TZ

Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         608       2156     456  SINET-AS Research Organization of Infor
  7497         436        214      25  CSTNET-AS-AP Computer Network Informati
  2018         329        319      74  TENET-1, ZA
  7896         246         51       7  NU-AS, US
   376         234        180     158  RISQ-AS, CA
   668         210        702     181  DNIC-AS-00668, US
  5786         200         16       1  UPRENET, PR
  1237         189         75     137  KREONET-AS-KR KISTI, KR
  7575         180        330     126  AARNET-AS-AP Australian Academic and Re
  1916         178        207      41  Associacao Rede Nacional de Ensino e Pe

Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  7497         436          411  CSTNET-AS-AP Computer Network Information Cente
  2018         329          255  TENET-1, ZA
  7896         246          239  NU-AS, US
  5786         200          199  UPRENET, PR
 58647         164          162  KAGAWAU-AS Kagawa University, JP
  1916         178          137  Associacao Rede Nacional de Ensino e Pesquisa, 
  8895         141          137  ISU Internet Services Unit ISU, SA
 18558         137          133  NETBLK-RCOEK, US
327687         136          133  RENU, UG
 55824         129          106  NKN-CORE-NW NKN Core Network, IN

Complete listing at https://bgp.nsrc.org/REN/TENET/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     36843  UNALLOCATED  64.56.80.0/23            11096  FLORIDANET, US
     19658  UNALLOCATED  65.205.131.0/24          11096  FLORIDANET, US
     36843  UNALLOCATED  108.59.20.0/24           11096  FLORIDANET, US
     36843  UNALLOCATED  108.59.23.0/24           11096  FLORIDANET, US
     36843  UNALLOCATED  131.91.183.0/24          11096  FLORIDANET, US
     36843  UNALLOCATED  131.91.252.0/22          11096  FLORIDANET, US
     65248  PRIVATE      134.171.169.0/24         11340  Red Universitaria Nacional, 
     14822  UNALLOCATED  140.163.0.0/16           10466  MAGPI, US
     14822  UNALLOCATED  140.163.0.0/17           10466  MAGPI, US
     14822  UNALLOCATED  140.163.6.0/24           10466  MAGPI, US

Complete listing at https://bgp.nsrc.org/REN/TENET/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

Complete listing at https://bgp.nsrc.org/REN/TENET/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
192.31.196.0/24      Origin:       112  UNASSIGNED
                    Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24       Origin:      1103  SURFNET-NL SURFnet, The Netherlands, NL
                    Transit:     11537  INTERNET2-RESEARCH-EDU, US
192.107.242.0/24     Origin:    394784  UNASSIGNED
                    Transit:     40831  PHS, US
205.166.145.0/24     Origin:    394784  UNASSIGNED
                    Transit:     40831  PHS, US

Complete listing at https://bgp.nsrc.org/REN/TENET/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:0        /9:1       /10:2       /11:1       /12:9       
/13:16      /14:31      /15:90      /16:1525    /17:343     /18:381     
/19:511     /20:814     /21:753     /22:1189    /23:1329    /24:9431    
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
  8895         136         141  ISU Internet Services Unit ISU, SA
 27884          90          93  CABLECOLOR S.A., HN
 36914          85          98  KENET-AS, KE
 23024          53         114  OCDE, US
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 25977          31          45  HCCS, US
327700          31          37  MoRENet, MZ
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
 18632          29          55  VOLCANO-VISION, US
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US

Complete listing at https://bgp.nsrc.org/REN/TENET/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:5         6:4         8:2        12:1        14:83       18:41     
  23:9        24:5        35:2        38:8        40:1        41:138    
  42:25       44:3        45:56       46:1        47:1        49:10     
  50:4        52:1        58:1        59:20       60:4        61:3      
  62:2        63:38       64:50       65:5        66:52       67:44     
  68:9        69:18       71:1        72:11       74:20       76:32     
  77:4        80:3        81:2        82:2        83:2        84:2      
  85:12       86:9        87:1        89:3        91:24       92:1      
  93:1        95:1        96:5        97:1        98:2       101:2      
 102:7       103:294     104:81      106:1       107:16      108:12     
 109:6       110:3       111:20      112:4       114:23      116:5      
 117:61      118:32      119:19      121:26      122:8       123:8      
 124:42      125:13      128:77      129:166     130:95      131:89     
 132:60      133:137     134:90      136:191     137:147     138:10     
 139:5       140:49      141:3       142:44      143:37      144:54     
 146:125     147:66      148:160     149:13      150:38      151:10     
 152:78      153:1       154:24      155:49      156:64      157:25     
 158:44      159:116     160:25      161:34      162:26      163:64     
 164:40      165:26      166:1       167:16      168:130     169:10     
 170:66      171:1       172:2       173:7       175:32      176:8      
 177:8       179:8       180:21      181:11      182:6       184:6      
 185:15      186:3       187:18      188:3       189:6       190:138    
 191:36      192:1072    193:88      194:60      195:56      196:166    
 197:5       198:506     199:261     200:254     201:39      202:630    
 203:427     204:359     205:182     206:185     207:171     208:61     
 209:119     210:185     211:14      212:144     213:3       214:7      
 216:78      217:1       218:26      219:8       220:16      222:4      
 223:2      

End of report


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